Sludge discharging system of biological contact tank

The utility model discloses a sludge discharging system of biological contact tank, which comprises a plurality of sludge discharging hoppers, sludge discharging branch pipes and a sludge discharging main pipe, which are arranged on the bottom of the biological contact tank, and outlets of the botto...

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Bibliographic Details
Main Authors YU GANSHEN, ZHONG WEIYAO, FU DELONG, FU WENYAO, YE CHENGYANG, CHEN YUNXIA, YE SHANXUN
Format Patent
LanguageChinese
English
Published 16.09.2009
Subjects
CHEMISTRY
METALLURGY
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Summary:The utility model discloses a sludge discharging system of biological contact tank, which comprises a plurality of sludge discharging hoppers, sludge discharging branch pipes and a sludge discharging main pipe, which are arranged on the bottom of the biological contact tank, and outlets of the bottoms of the sludge discharging hoppers are connected with the sludge discharging main pipe through the sludge discharging branch pipes. The system can prevent the accumulation of old sludge, the sludge discharging is complete, the sludge discharging pipe is not easy to plug, the sludge discharging effect is stable and uniform, and the system has no big limit to the length of the sludge discharging pipes, the building cost is not increased, the height of the integral tank is reduced, energy is saved, the construction is convenient, and the civil engineering cost is reduced.
Bibliography:Application Number: CN20082169221U